The day of the android has dawned. - Brian Aldiss

The only sort of tasks worth being set were impossible ones.

Frank's chromosome was now breeding as true as ever. Blood group, creed, colour of skin — nothing was proof against it. The numbers with shared consciousness, procreating for all they were worth, trebled every generation.

Did the others here feel the disquiet he felt? Had they a reason for concealing that disquiet? And another question: Where was "here"?
He shut that one down sharply.
Deal with one thing at a time. Grope your way gently to the abyss. Categorize your knowledge.